11 GCA § 70130: Restriction of Activities on Persons Engaging in, Transacting, Conducting, Continuing, Doing, or Carrying on a Business Without Licenses.

(a) It is the policy of the government of Guam that all persons engaging in, transacting, conducting, continuing, doing, or carrying on a business have business licenses.

(b) Unless otherwise specifically exempted by law, no person shall engage in, transact, conduct, continue, do, or carry on a business in Guam until it obtains a business license. The requirement to obtain a business license shall be independent of and in addition to a requirement for a certificate of authority from the Director of Revenue and Taxation or other applicable regulating agency or board, pursuant to applicable Guam laws, including, but not limited to, 22 GCA § 15307, 22 GCA § 15102, 18 GCA § 7102 and 11 GCA § 106213.